Home / 18,039.76-27,062.68-5,559.42

Finding the Fourth Proportional to 18,039.76, 27,062.68 and 5,559.42

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Solution

The fourth proportional to 18,039.76, 27,062.68 and 5,559.42 is: 8,340.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,039.76 : 27,062.68 = 5,559.42 : x
  2. Step 2: Convert to fraction form
    18,039.76/27,062.68 = 5,559.42/x
  3. Step 3: Cross multiply
    18,039.76x = 27,062.68 × 5,559.42
  4. Step 4: Simplify right side
    18,039.76x = 150,452,804.45
  5. Step 5: Solve for x
    x = 150,452,804.45/18,039.76
  6. Step 6: Final answer
    x = 8,340.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.